SUPPORT DEVICE OF BOARD HOLDER FOR ACCESSORY OF MATERIALS LOADING AND LIFTING Russian patent published in 2011 - IPC E04F21/18 

FIELD: construction.

SUBSTANCE: support device for accessory of materials loading and lifting for boards or panels comprises mast and support frame of board holder or panel, besides, device comprises stand and support base, hingedly fixed on stand, which is intended for arrangement at the end of mast, support frame is arranged on support base in its installed position. Stand is a U-shaped compartment, between side sections of which there is the first hinged pin, which provides for the possibility of hinged turn of above-specified support base, and the second pin, where swinging latch is freely installed, which swings to its blocked position due to its weight distribution. At that latch has head, which forms hook, intended for communication and arrangement around the third pin, forming a finger, which protrudes from support base, straight back surface, intended to form limit stop for finger, when latch is opened, and control lever, end of which has a profile of alternate section.

EFFECT: increased efficiency of device operation, simplified work of operator, simplicity of device use.

7 cl, 15 dwg